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ICD-10 • Chapter IV: Endocrine, nutritional and metabolic diseases (E00–E90)
Quick guide by blocks. The search below highlights terms and codes throughout the chapter.
Last updated: November 2025
E00–E07 Disorders of thyroid gland
| Code |
Description |
| E01 |
Thyroid disorders and related conditions, due to iodine deficiency |
| E02 |
Subclinical hypothyroidism due to iodine deficiency |
| E03 |
Other hypothyrhoidisms |
| E04 |
Other non-toxic goitres |
| E05 |
Thyrotoxicosis [hyperthyroidism] |
| E06 |
Thyroiditis |
| E07 |
Other disorders of thyroid gland |
E10–E14 Diabetes mellitus
| Code |
Description |
| E10 |
Insulin-dependent diabetes mellitus |
| E11 |
Non-insulin-dependent diabetes mellitus |
| E12 |
Malnutrition-related diabetes mellitus |
| E13 |
Other specified types of diabetes mellitus |
| E14 |
Unspecified diabetes mellitus |
E15–E16 Other disorders of glucose regulation and of internal secretion of pancreas
| Code |
Description |
| E15 |
Non-diabetic hypoglycaemic coma |
| E16 |
Other disorders of internal pancreatic secretion |
E20–E35 Disorders of other endocrine glands
| Code |
Description |
| E20 |
Hypoparathyroidism |
| E21 |
Hyperparathyroidism and other disorders of parathyroid gland |
| E22 |
Hyperfunction of pituitary gland |
| E23 |
Hypofunction and other disorders of pituitary gland |
| E24 |
Cushing's syndrome |
| E25 |
Adrenogenital disorders |
| E26 |
Hyperaldosteronism |
| E27 |
Other disorders of adrenal gland |
| E28 |
Ovarian dysfunction |
| E29 |
Testicular dysfunction |
| E30 |
Disorders of puberty, not elsewhere classified |
| E31 |
Polyglandular dysfunction |
| E32 |
Diseases of thymus |
| E34 |
Other endocrine disorders |
| E35 |
Disorders of endocrine glands in diseases classified elsewhere |
E40–E46 Malnutrition
| Code |
Description |
| E40 |
Kwashiorkor |
| E41 |
Nutritional marasmus |
| E42 |
Marasmic kwashiorkor |
| E43 |
Unspecified severe protein-energy malnutrition |
| E44 |
Moderate and mild protein-energy malnutrition |
| E45 |
Retarded development due to protein-energy malnutrition |
| E46 |
Unspecified protein-energy malnutrition |
E50–E64 Other nutritional deficiencies
| Code |
Description |
| E50 |
Vitamin A deficiency |
| E51 |
Thiamine deficiency |
| E52 |
Niacin deficiency [pellagra] |
| E53 |
Deficiency of other B group vitamins |
| E54 |
Ascorbic acid deficiency |
| E55 |
Vitamin D deficiency |
| E56 |
Other vitamin deficiencies |
| E60 |
Dietary zinc deficiency |
| E61 |
Deficiency of other nutrient elements |
| E63 |
Other nutritional deficiencies |
| E64 |
Sequelae of malnutrition and other nutritional deficiencies |
E65–E68 Overweight and obesity
| Code |
Description |
| E65 |
Localized adiposity |
| E66 |
Obesity |
| E67 |
Other forms of overfeeding |
| E68 |
Sequelae of overfeeding |
E70–E90 Metabolic disorders
| Code |
Description |
| E70 |
Disorders of aromatic amino-acid metabolism |
| E71 |
Disorders of branched-chain amino-acid metabolism and of fatty-acid metabolism |
| E73 |
Lactose intolerance |
| E74 |
Other disorders of carbohydrate metabolism |
| E75 |
Disorders of sphingolipid metabolism and other lipid storage disorders |
| E77 |
Disorders of glycoprotein metabolism |
| E78 |
Disorders of lipoprotein metabolism and other lipidaemias |
| E79 |
Disorders of purine and pyrimidine metabolism |
| E80 |
Disorders of porphyrin and bilirubin metabolism |
| E83 |
Disorders of mineral metabolism |
| E84 |
Cystic fibrosis |
| E85 |
Amyloidosis |
| E86 |
Volume depletion |
| E87 |
Other disorders of fluid, electrolyte and acid-base balance |
| E88 |
Other metabolic disorders |
| E89 |
Postprocedural endocrine and metabolic disorders, not elsewhere classified |
| E90 |
Nutritional and metabolic disorders in diseases classified elsewhere |
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